<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org"
      xmlns:shiro="http://www.thymeleaf.org/thymeleaf-extras-shiro">
    <head>
        <meta charset="UTF-8">
        <title>Title</title>
    </head>
    <body>
        <h1>首页</h1>
        <h1 th:text="${msg}"></h1>
        <!--从session中判断值-->
        <!--也可以在div中 添加shiro:notAuthenticated，表示没有认证就显示-->
        <div th:if="${session.loginUser == null}">
            <a th:href="@{/toLogin}">登录</a>
        </div>

        <div shiro:hasPermission="user:add">
            <a th:href="@{/user/add}">add</a>
        </div>
        <div shiro:hasPermission="user:update">
            <a th:href="@{/user/update}">update</a>
        </div>

    </body>
</html>